FVXX20 KNES 230403
VOLCANIC ASH ADVISORY
ISSUED: 2005MAY23/0402Z   VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540   AREA: MARIANA.ISLANDS

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/314

INFORMATION SOURCE: GUAM MWO. GFS MODEL WINDS.
RADIOSONDE. GOES-9. 

ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH AND
GASES

OBS ASH DATE/TIME: 23/0302Z

OBS ASH CLOUD: SFC/FL050 N1744E14143 - N1616E14537
- N1429E14152 - N1744E14143 MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 23/0900Z  SFC/FL060
N1635E14146 - N1614E14537 - N1428E14153 -
N1635E14146 

FCST ASH CLOUD +12H: 23/1500Z  SFC/FL060
N1636E14147 - N1614E14538 - N1429E14153 -
N1636E14147 

FCST ASH CLOUD +18H: 23/2100Z  SFC/FL060
N1611E14535 - N1456E14153 - N1558E14149 -
N1611E14535 

REMARKS: SATELLITE IMAGERY THROUGH 0302Z SHOWED
ASH TO FL060 EXTENDING APPROXIMATELY 240 NMI TO
THE WEST OF THE VOLCANO.   THE AREA OF ASH
ESTIMATED TO BE NEAR FL100 IN THE PREVIOUS
ADVISORY COULD NOT BE DETECTED IN SATELLITE
IMAGERY AT 0302Z DUE TO THE HIGH SUN ANGLE.  THIS
AREA OF ASH WAS LAST DETECTED JUST NORTH OF ROTA
AND HAD BEEN  DISSIPATING AS IT MOVED SOUTH.
...TURK

NEXT ADVISORY: WILL BE ISSUED BY 2005MAY23/1000Z

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